1. Asthana, G. and Srivastava, S.C. (2003). Indian Cololejeunea (A taxonomic study). Bryophyt. Biblioth., 60: 1–155.

Google Scholar

2. Asthana, G.; Srivastava, S.C. and Asthana, A.K. (1995 [“1996”]). The genus Cheilolejeunea in India. Lindbergia, 20(2–3): 125–145.

Google Scholar

3. Awasthi, U.S. and Srivastava, S.C. (1987). Ptychanthus Nees and Tuzibeanthus Hatt. in India. Geophytology, 17(1): 12–20.

Google Scholar

4. Awasthi, U.S. and Srivastava, S.C. (1988). Status of Brachiolejeunea (Spruce) Schiffn. in India. Proc. Indian Acad. Sci., 98(1): 1–12.  https://doi.org/10.1007/BF03053362

Google Scholar

5. Paton, J.A. (1999). The Liverwort Flora of British Isles. Harley Books, England.

Google Scholar

6. Schuster, R.M. (1966). The Hepaticae and Anthocerotae of North America: I. Columbia University Press, New York.

Google Scholar

7. Schuster, R.M. (1969). The Hepaticae and Anthocerotae of North America: II. Columbia University Press, New York.

8. Schuster, R.M. (1980) The Hepaticae and Anthocerotae of North America: IV. Columbia University Press, New York.

Google Scholar

9. Schuster, R.M. (1992). The oil-bodies of the Hepaticae. II. Lejeuneaceae (Part 2). J. Hattori Bot. Lab., 72: 163–359.

Google Scholar

10. Sharma, D. and Srivastava, S.C. (1993). Indian Lepidoziineae – (A taxonomic revision). Bryophyt. Biblioth., 47: 1–353.

Google Scholar

11. Singh, D. and Singh, D.K. (2006). Studies on oil-bodies in some foliose Liverworts from East Sikkim. Indian J. For., 29(4): 457–461.

Google Scholar

12. So, M.L. (2001). Plagiochila (Hepaticae, Plagiochilaceae) in China. Syst. Bot. Monog., 60: 1–214.  https://doi.org/10.2307/25027887

Google Scholar

13. Srivastava, S.C. and Srivastava, A. (2002). Indian Geocalycaceae (Hepaticae). – A taxonomic study. Bishen Singh Mahendra Pal Singh, Dehra Dun, India.

Google Scholar

14. Udar, R. and Awasthi, U.S. (1982a). The genus Drepanolejeunea Steph. in India. J. Hattori Bot. Lab., 53: 419–437.

Google Scholar

15. Udar, R. and Awasthi, U.S. (1982b). The genus Spruceanthus Verd. In India. J. Indian Bot. Soc., 61: 183–180.

Google Scholar

16. Udar, R. and Shaheen, F. (1982). Oil-bodies in Liverworts of Nainital, Western Himalayas. J. Indian Bot. Soc., 62: 151–158.

Google Scholar

17. Zhu, R.L. and So, M.L. (2001). Epiphyllous Liverworts of China. Nova Hedwigia, 121: 1–418.

Google Scholar